Let's get this math done. We have 261 and we're going to multiply it by 486. This is the same as taking 261 and adding it to itself 486 times.
Step 1: 0 + 261 = 261
Step 2: 261 + 261 = 522
Step 3: 522 + 261 = 783
Step 4: 783 + 261 = 1044
Step 5: 1044 + 261 = 1305
Step 6: 1305 + 261 = 1566
Step 7: 1566 + 261 = 1827
Step 8: 1827 + 261 = 2088
Step 9: 2088 + 261 = 2349
Step 10: 2349 + 261 = 2610
Step 11: 2610 + 261 = 2871
Step 12: 2871 + 261 = 3132
Step 13: 3132 + 261 = 3393
Step 14: 3393 + 261 = 3654
Step 15: 3654 + 261 = 3915
Step 16: 3915 + 261 = 4176
Step 17: 4176 + 261 = 4437
Step 18: 4437 + 261 = 4698
Step 19: 4698 + 261 = 4959
Step 20: 4959 + 261 = 5220
Step 21: 5220 + 261 = 5481
Step 22: 5481 + 261 = 5742
Step 23: 5742 + 261 = 6003
Step 24: 6003 + 261 = 6264
Step 25: 6264 + 261 = 6525
Step 26: 6525 + 261 = 6786
Step 27: 6786 + 261 = 7047
Step 28: 7047 + 261 = 7308
Step 29: 7308 + 261 = 7569
Step 30: 7569 + 261 = 7830
Step 31: 7830 + 261 = 8091
Step 32: 8091 + 261 = 8352
Step 33: 8352 + 261 = 8613
Step 34: 8613 + 261 = 8874
Step 35: 8874 + 261 = 9135
Step 36: 9135 + 261 = 9396
Step 37: 9396 + 261 = 9657
Step 38: 9657 + 261 = 9918
Step 39: 9918 + 261 = 10179
Step 40: 10179 + 261 = 10440
Step 41: 10440 + 261 = 10701
Step 42: 10701 + 261 = 10962
Step 43: 10962 + 261 = 11223
Step 44: 11223 + 261 = 11484
Step 45: 11484 + 261 = 11745
Step 46: 11745 + 261 = 12006
Step 47: 12006 + 261 = 12267
Step 48: 12267 + 261 = 12528
Step 49: 12528 + 261 = 12789
Step 50: 12789 + 261 = 13050
Step 51: 13050 + 261 = 13311
Step 52: 13311 + 261 = 13572
Step 53: 13572 + 261 = 13833
Step 54: 13833 + 261 = 14094
Step 55: 14094 + 261 = 14355
Step 56: 14355 + 261 = 14616
Step 57: 14616 + 261 = 14877
Step 58: 14877 + 261 = 15138
Step 59: 15138 + 261 = 15399
Step 60: 15399 + 261 = 15660
Step 61: 15660 + 261 = 15921
Step 62: 15921 + 261 = 16182
Step 63: 16182 + 261 = 16443
Step 64: 16443 + 261 = 16704
Step 65: 16704 + 261 = 16965
Step 66: 16965 + 261 = 17226
Step 67: 17226 + 261 = 17487
Step 68: 17487 + 261 = 17748
Step 69: 17748 + 261 = 18009
Step 70: 18009 + 261 = 18270
Step 71: 18270 + 261 = 18531
Step 72: 18531 + 261 = 18792
Step 73: 18792 + 261 = 19053
Step 74: 19053 + 261 = 19314
Step 75: 19314 + 261 = 19575
Step 76: 19575 + 261 = 19836
Step 77: 19836 + 261 = 20097
Step 78: 20097 + 261 = 20358
Step 79: 20358 + 261 = 20619
Step 80: 20619 + 261 = 20880
Step 81: 20880 + 261 = 21141
Step 82: 21141 + 261 = 21402
Step 83: 21402 + 261 = 21663
Step 84: 21663 + 261 = 21924
Step 85: 21924 + 261 = 22185
Step 86: 22185 + 261 = 22446
Step 87: 22446 + 261 = 22707
Step 88: 22707 + 261 = 22968
Step 89: 22968 + 261 = 23229
Step 90: 23229 + 261 = 23490
Step 91: 23490 + 261 = 23751
Step 92: 23751 + 261 = 24012
Step 93: 24012 + 261 = 24273
Step 94: 24273 + 261 = 24534
Step 95: 24534 + 261 = 24795
Step 96: 24795 + 261 = 25056
Step 97: 25056 + 261 = 25317
Step 98: 25317 + 261 = 25578
Step 99: 25578 + 261 = 25839
Step 100: 25839 + 261 = 26100
Step 101: 26100 + 261 = 26361
Step 102: 26361 + 261 = 26622
Step 103: 26622 + 261 = 26883
Step 104: 26883 + 261 = 27144
Step 105: 27144 + 261 = 27405
Step 106: 27405 + 261 = 27666
Step 107: 27666 + 261 = 27927
Step 108: 27927 + 261 = 28188
Step 109: 28188 + 261 = 28449
Step 110: 28449 + 261 = 28710
Step 111: 28710 + 261 = 28971
Step 112: 28971 + 261 = 29232
Step 113: 29232 + 261 = 29493
Step 114: 29493 + 261 = 29754
Step 115: 29754 + 261 = 30015
Step 116: 30015 + 261 = 30276
Step 117: 30276 + 261 = 30537
Step 118: 30537 + 261 = 30798
Step 119: 30798 + 261 = 31059
Step 120: 31059 + 261 = 31320
Step 121: 31320 + 261 = 31581
Step 122: 31581 + 261 = 31842
Step 123: 31842 + 261 = 32103
Step 124: 32103 + 261 = 32364
Step 125: 32364 + 261 = 32625
Step 126: 32625 + 261 = 32886
Step 127: 32886 + 261 = 33147
Step 128: 33147 + 261 = 33408
Step 129: 33408 + 261 = 33669
Step 130: 33669 + 261 = 33930
Step 131: 33930 + 261 = 34191
Step 132: 34191 + 261 = 34452
Step 133: 34452 + 261 = 34713
Step 134: 34713 + 261 = 34974
Step 135: 34974 + 261 = 35235
Step 136: 35235 + 261 = 35496
Step 137: 35496 + 261 = 35757
Step 138: 35757 + 261 = 36018
Step 139: 36018 + 261 = 36279
Step 140: 36279 + 261 = 36540
Step 141: 36540 + 261 = 36801
Step 142: 36801 + 261 = 37062
Step 143: 37062 + 261 = 37323
Step 144: 37323 + 261 = 37584
Step 145: 37584 + 261 = 37845
Step 146: 37845 + 261 = 38106
Step 147: 38106 + 261 = 38367
Step 148: 38367 + 261 = 38628
Step 149: 38628 + 261 = 38889
Step 150: 38889 + 261 = 39150
Step 151: 39150 + 261 = 39411
Step 152: 39411 + 261 = 39672
Step 153: 39672 + 261 = 39933
Step 154: 39933 + 261 = 40194
Step 155: 40194 + 261 = 40455
Step 156: 40455 + 261 = 40716
Step 157: 40716 + 261 = 40977
Step 158: 40977 + 261 = 41238
Step 159: 41238 + 261 = 41499
Step 160: 41499 + 261 = 41760
Step 161: 41760 + 261 = 42021
Step 162: 42021 + 261 = 42282
Step 163: 42282 + 261 = 42543
Step 164: 42543 + 261 = 42804
Step 165: 42804 + 261 = 43065
Step 166: 43065 + 261 = 43326
Step 167: 43326 + 261 = 43587
Step 168: 43587 + 261 = 43848
Step 169: 43848 + 261 = 44109
Step 170: 44109 + 261 = 44370
Step 171: 44370 + 261 = 44631
Step 172: 44631 + 261 = 44892
Step 173: 44892 + 261 = 45153
Step 174: 45153 + 261 = 45414
Step 175: 45414 + 261 = 45675
Step 176: 45675 + 261 = 45936
Step 177: 45936 + 261 = 46197
Step 178: 46197 + 261 = 46458
Step 179: 46458 + 261 = 46719
Step 180: 46719 + 261 = 46980
Step 181: 46980 + 261 = 47241
Step 182: 47241 + 261 = 47502
Step 183: 47502 + 261 = 47763
Step 184: 47763 + 261 = 48024
Step 185: 48024 + 261 = 48285
Step 186: 48285 + 261 = 48546
Step 187: 48546 + 261 = 48807
Step 188: 48807 + 261 = 49068
Step 189: 49068 + 261 = 49329
Step 190: 49329 + 261 = 49590
Step 191: 49590 + 261 = 49851
Step 192: 49851 + 261 = 50112
Step 193: 50112 + 261 = 50373
Step 194: 50373 + 261 = 50634
Step 195: 50634 + 261 = 50895
Step 196: 50895 + 261 = 51156
Step 197: 51156 + 261 = 51417
Step 198: 51417 + 261 = 51678
Step 199: 51678 + 261 = 51939
Step 200: 51939 + 261 = 52200
Step 201: 52200 + 261 = 52461
Step 202: 52461 + 261 = 52722
Step 203: 52722 + 261 = 52983
Step 204: 52983 + 261 = 53244
Step 205: 53244 + 261 = 53505
Step 206: 53505 + 261 = 53766
Step 207: 53766 + 261 = 54027
Step 208: 54027 + 261 = 54288
Step 209: 54288 + 261 = 54549
Step 210: 54549 + 261 = 54810
Step 211: 54810 + 261 = 55071
Step 212: 55071 + 261 = 55332
Step 213: 55332 + 261 = 55593
Step 214: 55593 + 261 = 55854
Step 215: 55854 + 261 = 56115
Step 216: 56115 + 261 = 56376
Step 217: 56376 + 261 = 56637
Step 218: 56637 + 261 = 56898
Step 219: 56898 + 261 = 57159
Step 220: 57159 + 261 = 57420
Step 221: 57420 + 261 = 57681
Step 222: 57681 + 261 = 57942
Step 223: 57942 + 261 = 58203
Step 224: 58203 + 261 = 58464
Step 225: 58464 + 261 = 58725
Step 226: 58725 + 261 = 58986
Step 227: 58986 + 261 = 59247
Step 228: 59247 + 261 = 59508
Step 229: 59508 + 261 = 59769
Step 230: 59769 + 261 = 60030
Step 231: 60030 + 261 = 60291
Step 232: 60291 + 261 = 60552
Step 233: 60552 + 261 = 60813
Step 234: 60813 + 261 = 61074
Step 235: 61074 + 261 = 61335
Step 236: 61335 + 261 = 61596
Step 237: 61596 + 261 = 61857
Step 238: 61857 + 261 = 62118
Step 239: 62118 + 261 = 62379
Step 240: 62379 + 261 = 62640
Step 241: 62640 + 261 = 62901
Step 242: 62901 + 261 = 63162
Step 243: 63162 + 261 = 63423
Step 244: 63423 + 261 = 63684
Step 245: 63684 + 261 = 63945
Step 246: 63945 + 261 = 64206
Step 247: 64206 + 261 = 64467
Step 248: 64467 + 261 = 64728
Step 249: 64728 + 261 = 64989
Step 250: 64989 + 261 = 65250
Step 251: 65250 + 261 = 65511
Step 252: 65511 + 261 = 65772
Step 253: 65772 + 261 = 66033
Step 254: 66033 + 261 = 66294
Step 255: 66294 + 261 = 66555
Step 256: 66555 + 261 = 66816
Step 257: 66816 + 261 = 67077
Step 258: 67077 + 261 = 67338
Step 259: 67338 + 261 = 67599
Step 260: 67599 + 261 = 67860
Step 261: 67860 + 261 = 68121
Step 262: 68121 + 261 = 68382
Step 263: 68382 + 261 = 68643
Step 264: 68643 + 261 = 68904
Step 265: 68904 + 261 = 69165
Step 266: 69165 + 261 = 69426
Step 267: 69426 + 261 = 69687
Step 268: 69687 + 261 = 69948
Step 269: 69948 + 261 = 70209
Step 270: 70209 + 261 = 70470
Step 271: 70470 + 261 = 70731
Step 272: 70731 + 261 = 70992
Step 273: 70992 + 261 = 71253
Step 274: 71253 + 261 = 71514
Step 275: 71514 + 261 = 71775
Step 276: 71775 + 261 = 72036
Step 277: 72036 + 261 = 72297
Step 278: 72297 + 261 = 72558
Step 279: 72558 + 261 = 72819
Step 280: 72819 + 261 = 73080
Step 281: 73080 + 261 = 73341
Step 282: 73341 + 261 = 73602
Step 283: 73602 + 261 = 73863
Step 284: 73863 + 261 = 74124
Step 285: 74124 + 261 = 74385
Step 286: 74385 + 261 = 74646
Step 287: 74646 + 261 = 74907
Step 288: 74907 + 261 = 75168
Step 289: 75168 + 261 = 75429
Step 290: 75429 + 261 = 75690
Step 291: 75690 + 261 = 75951
Step 292: 75951 + 261 = 76212
Step 293: 76212 + 261 = 76473
Step 294: 76473 + 261 = 76734
Step 295: 76734 + 261 = 76995
Step 296: 76995 + 261 = 77256
Step 297: 77256 + 261 = 77517
Step 298: 77517 + 261 = 77778
Step 299: 77778 + 261 = 78039
Step 300: 78039 + 261 = 78300
Step 301: 78300 + 261 = 78561
Step 302: 78561 + 261 = 78822
Step 303: 78822 + 261 = 79083
Step 304: 79083 + 261 = 79344
Step 305: 79344 + 261 = 79605
Step 306: 79605 + 261 = 79866
Step 307: 79866 + 261 = 80127
Step 308: 80127 + 261 = 80388
Step 309: 80388 + 261 = 80649
Step 310: 80649 + 261 = 80910
Step 311: 80910 + 261 = 81171
Step 312: 81171 + 261 = 81432
Step 313: 81432 + 261 = 81693
Step 314: 81693 + 261 = 81954
Step 315: 81954 + 261 = 82215
Step 316: 82215 + 261 = 82476
Step 317: 82476 + 261 = 82737
Step 318: 82737 + 261 = 82998
Step 319: 82998 + 261 = 83259
Step 320: 83259 + 261 = 83520
Step 321: 83520 + 261 = 83781
Step 322: 83781 + 261 = 84042
Step 323: 84042 + 261 = 84303
Step 324: 84303 + 261 = 84564
Step 325: 84564 + 261 = 84825
Step 326: 84825 + 261 = 85086
Step 327: 85086 + 261 = 85347
Step 328: 85347 + 261 = 85608
Step 329: 85608 + 261 = 85869
Step 330: 85869 + 261 = 86130
Step 331: 86130 + 261 = 86391
Step 332: 86391 + 261 = 86652
Step 333: 86652 + 261 = 86913
Step 334: 86913 + 261 = 87174
Step 335: 87174 + 261 = 87435
Step 336: 87435 + 261 = 87696
Step 337: 87696 + 261 = 87957
Step 338: 87957 + 261 = 88218
Step 339: 88218 + 261 = 88479
Step 340: 88479 + 261 = 88740
Step 341: 88740 + 261 = 89001
Step 342: 89001 + 261 = 89262
Step 343: 89262 + 261 = 89523
Step 344: 89523 + 261 = 89784
Step 345: 89784 + 261 = 90045
Step 346: 90045 + 261 = 90306
Step 347: 90306 + 261 = 90567
Step 348: 90567 + 261 = 90828
Step 349: 90828 + 261 = 91089
Step 350: 91089 + 261 = 91350
Step 351: 91350 + 261 = 91611
Step 352: 91611 + 261 = 91872
Step 353: 91872 + 261 = 92133
Step 354: 92133 + 261 = 92394
Step 355: 92394 + 261 = 92655
Step 356: 92655 + 261 = 92916
Step 357: 92916 + 261 = 93177
Step 358: 93177 + 261 = 93438
Step 359: 93438 + 261 = 93699
Step 360: 93699 + 261 = 93960
Step 361: 93960 + 261 = 94221
Step 362: 94221 + 261 = 94482
Step 363: 94482 + 261 = 94743
Step 364: 94743 + 261 = 95004
Step 365: 95004 + 261 = 95265
Step 366: 95265 + 261 = 95526
Step 367: 95526 + 261 = 95787
Step 368: 95787 + 261 = 96048
Step 369: 96048 + 261 = 96309
Step 370: 96309 + 261 = 96570
Step 371: 96570 + 261 = 96831
Step 372: 96831 + 261 = 97092
Step 373: 97092 + 261 = 97353
Step 374: 97353 + 261 = 97614
Step 375: 97614 + 261 = 97875
Step 376: 97875 + 261 = 98136
Step 377: 98136 + 261 = 98397
Step 378: 98397 + 261 = 98658
Step 379: 98658 + 261 = 98919
Step 380: 98919 + 261 = 99180
Step 381: 99180 + 261 = 99441
Step 382: 99441 + 261 = 99702
Step 383: 99702 + 261 = 99963
Step 384: 99963 + 261 = 100224
Step 385: 100224 + 261 = 100485
Step 386: 100485 + 261 = 100746
Step 387: 100746 + 261 = 101007
Step 388: 101007 + 261 = 101268
Step 389: 101268 + 261 = 101529
Step 390: 101529 + 261 = 101790
Step 391: 101790 + 261 = 102051
Step 392: 102051 + 261 = 102312
Step 393: 102312 + 261 = 102573
Step 394: 102573 + 261 = 102834
Step 395: 102834 + 261 = 103095
Step 396: 103095 + 261 = 103356
Step 397: 103356 + 261 = 103617
Step 398: 103617 + 261 = 103878
Step 399: 103878 + 261 = 104139
Step 400: 104139 + 261 = 104400
Step 401: 104400 + 261 = 104661
Step 402: 104661 + 261 = 104922
Step 403: 104922 + 261 = 105183
Step 404: 105183 + 261 = 105444
Step 405: 105444 + 261 = 105705
Step 406: 105705 + 261 = 105966
Step 407: 105966 + 261 = 106227
Step 408: 106227 + 261 = 106488
Step 409: 106488 + 261 = 106749
Step 410: 106749 + 261 = 107010
Step 411: 107010 + 261 = 107271
Step 412: 107271 + 261 = 107532
Step 413: 107532 + 261 = 107793
Step 414: 107793 + 261 = 108054
Step 415: 108054 + 261 = 108315
Step 416: 108315 + 261 = 108576
Step 417: 108576 + 261 = 108837
Step 418: 108837 + 261 = 109098
Step 419: 109098 + 261 = 109359
Step 420: 109359 + 261 = 109620
Step 421: 109620 + 261 = 109881
Step 422: 109881 + 261 = 110142
Step 423: 110142 + 261 = 110403
Step 424: 110403 + 261 = 110664
Step 425: 110664 + 261 = 110925
Step 426: 110925 + 261 = 111186
Step 427: 111186 + 261 = 111447
Step 428: 111447 + 261 = 111708
Step 429: 111708 + 261 = 111969
Step 430: 111969 + 261 = 112230
Step 431: 112230 + 261 = 112491
Step 432: 112491 + 261 = 112752
Step 433: 112752 + 261 = 113013
Step 434: 113013 + 261 = 113274
Step 435: 113274 + 261 = 113535
Step 436: 113535 + 261 = 113796
Step 437: 113796 + 261 = 114057
Step 438: 114057 + 261 = 114318
Step 439: 114318 + 261 = 114579
Step 440: 114579 + 261 = 114840
Step 441: 114840 + 261 = 115101
Step 442: 115101 + 261 = 115362
Step 443: 115362 + 261 = 115623
Step 444: 115623 + 261 = 115884
Step 445: 115884 + 261 = 116145
Step 446: 116145 + 261 = 116406
Step 447: 116406 + 261 = 116667
Step 448: 116667 + 261 = 116928
Step 449: 116928 + 261 = 117189
Step 450: 117189 + 261 = 117450
Step 451: 117450 + 261 = 117711
Step 452: 117711 + 261 = 117972
Step 453: 117972 + 261 = 118233
Step 454: 118233 + 261 = 118494
Step 455: 118494 + 261 = 118755
Step 456: 118755 + 261 = 119016
Step 457: 119016 + 261 = 119277
Step 458: 119277 + 261 = 119538
Step 459: 119538 + 261 = 119799
Step 460: 119799 + 261 = 120060
Step 461: 120060 + 261 = 120321
Step 462: 120321 + 261 = 120582
Step 463: 120582 + 261 = 120843
Step 464: 120843 + 261 = 121104
Step 465: 121104 + 261 = 121365
Step 466: 121365 + 261 = 121626
Step 467: 121626 + 261 = 121887
Step 468: 121887 + 261 = 122148
Step 469: 122148 + 261 = 122409
Step 470: 122409 + 261 = 122670
Step 471: 122670 + 261 = 122931
Step 472: 122931 + 261 = 123192
Step 473: 123192 + 261 = 123453
Step 474: 123453 + 261 = 123714
Step 475: 123714 + 261 = 123975
Step 476: 123975 + 261 = 124236
Step 477: 124236 + 261 = 124497
Step 478: 124497 + 261 = 124758
Step 479: 124758 + 261 = 125019
Step 480: 125019 + 261 = 125280
Step 481: 125280 + 261 = 125541
Step 482: 125541 + 261 = 125802
Step 483: 125802 + 261 = 126063
Step 484: 126063 + 261 = 126324
Step 485: 126324 + 261 = 126585
Step 486: 126585 + 261 = 126846

So, 261*486 = 126846